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    <span class="token operator">|</span>-- ExceptionHandle.php // 异常捕获
    <span class="token operator">|</span>-- service.php // 核心服务注入
<span class="token operator">|</span>-- catch // 核心目录
<span class="token operator">|</span>-- config
    <span class="token operator">|</span>-- catch.php // 配置文件
<span class="token operator">|</span>-- extend
    <span class="token operator">|</span>-- catcher // 扩展库目录
<span class="token operator">|</span>-- public
    <span class="token operator">|</span>-- catch-admin // 资源目录
<span class="token operator">|</span>-- runtime
<span class="token operator">|</span>-- route
<span class="token operator">|</span>-- vendor
<span class="token operator">|</span>-- view
</code></pre></div><h2 id="核心目录"><a href="#核心目录" class="header-anchor">#</a> 核心目录</h2> <p>该目录是真正的开发目录，当然如果你不喜欢在此开发，也可以在 <code>app</code> 下开发，并没有什么影响。下面来说明目录结构。以<code>permissions</code>目录为例 (关于在 <code>app</code> 目录下进行多应用的开发, 请查看<a href="https://www.kancloud.cn/manual/thinkphp6_0/1297876" target="_blank" rel="noopener noreferrer">tp多应用开发<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a>)</p> <div class="language-sh extra-class"><pre class="language-sh"><code><span class="token operator">|</span>-- catch
   <span class="token operator">|</span>-- permissions
      <span class="token operator">|</span>-- controller
      <span class="token operator">|</span>-- model
      <span class="token operator">|</span>-- database
         <span class="token operator">|</span>-- migrations
         <span class="token operator">|</span>-- seeds
      <span class="token operator">|</span>-- request
      <span class="token operator">|</span>-- module.json
      <span class="token operator">|</span>-- route.php
      
</code></pre></div><ul><li><code>controller</code> 目录存放控制器文件</li> <li><code>model</code> 目录存放模型文件</li> <li><code>database/migrations</code> 目录存放数据库迁移的，就是表结构</li> <li><code>database/seeds</code> 目录存在数据库默认数据</li> <li><code>request</code> 目录存在表单请求，验证规则可以写在这里</li> <li><code>route.php</code> 路由文件，路由规则需要写在里面</li> <li><code>module.json</code> 保存模块信息</li></ul> <h2 id="公共库"><a href="#公共库" class="header-anchor">#</a> 公共库</h2> <p>公共库 <code>extend\cacher</code> 目录, 里面主要存放封装的类库。来看一下目录。</p> <div class="language- extra-class"><pre class="language-text"><code>|-- extend
   |-- catcher
      |-- base
      |-- command
      |-- event
      |-- exceptions
      |-- traits
      |-- validates
      |-- CatchAdmin.php
      |-- CatchForm.php
      |-- CatchResponse.php
      |-- Tree.php
      |-- Code.php
      |-- Utils.php
      |-- CatchQuery.php
      |-- CatchAuth.php
</code></pre></div><p>接着来说明一下各个目录的作用。</p> <ul><li><code>base</code> 目录存在一些基类</li> <li><code>command</code> 目录存在 console 命令</li> <li><code>event</code> 目录存在事件</li> <li><code>exceptions</code> 目录存放自定义异常类</li> <li><code>exceptions</code> 目录存放自定义 facade 门面</li> <li><code>generate</code> 目录存放文件生成功能</li> <li><code>library</code> 目录存放插件
<ul><li>client Http 客户端</li> <li>crontab 定时任务功能</li> <li>excel Excel功能</li> <li>rate 接口速率限制</li> <li>BackupDatabase 备份数据库</li> <li>composer 解析 composer.json 文件</li> <li>Compress 打包工具</li> <li>Error 定义错误</li> <li>FileSystem 文件处理类</li> <li>InstallCatchMoudle 模块安装</li> <li>PraseClass 解析类</li> <li>ProgressBar Cli 模式下的进度条</li> <li>ScheduleKernel 定时任务调度器</li></ul></li> <li><code>traits</code> 目录复用类库</li> <li><code>validates</code> 目录存在自定义的验证器</li> <li><code>middlewares</code> 目录存在自定义的中间件</li> <li><code>CatchAdmin.php</code> 获取 catchAdmin 的目录信息</li> <li><code>CatchForm.php</code> 快速生成表单 (前后端项目无用)</li> <li><code>CatchResponse.php</code> 响应</li> <li><code>Tree.php</code> 树结构生成</li> <li><code>Code.php</code> 集合项目的 code</li> <li><code>Utils.php</code> 工具集合</li> <li><code>CatchQuery.php</code> 替代内置的 Query，可实现自己的一些查询操作</li> <li><code>CatchAuth.php</code> 认证</li></ul></div> <footer class="page-edit"><div class="edit-link"><a href="https://github.com/catch-admin/document/edit/master/docs/docs/project-introduce.md" target="_blank" rel="noopener noreferrer">在 Github 编辑此页</a> <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></div> <div class="last-updated"><span class="prefix">更新时间:</span> <span class="time">11/23/2020, 6:16:27 PM</span></div></footer> <div class="page-nav"><p class="inner"><span class="prev"><a href="/docs/install.html" class="prev"><i aria-label="icon: left" class="anticon anticon-left"><svg viewBox="64 64 896 896" focusable="false" data-icon="left" width="1em" height="1em" fill="currentColor" aria-hidden="true"><path d="M724 218.3V141c0-6.7-7.7-10.4-12.9-6.3L260.3 486.8a31.86 31.86 0 0 0 0 50.3l450.8 352.1c5.3 4.1 12.9.4 12.9-6.3v-77.3c0-4.9-2.3-9.6-6.1-12.6l-360-281 360-281.1c3.8-3 6.1-7.7 6.1-12.6z"></path></svg></i>
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